FR2956439B1 - Procede de diagnostic d'un moteur a combustion interne - Google Patents

Procede de diagnostic d'un moteur a combustion interne

Info

Publication number
FR2956439B1
FR2956439B1 FR1051178A FR1051178A FR2956439B1 FR 2956439 B1 FR2956439 B1 FR 2956439B1 FR 1051178 A FR1051178 A FR 1051178A FR 1051178 A FR1051178 A FR 1051178A FR 2956439 B1 FR2956439 B1 FR 2956439B1
Authority
FR
France
Prior art keywords
diagnosing
combustion engine
internal combustion
engine
internal
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Fee Related
Application number
FR1051178A
Other languages
English (en)
Other versions
FR2956439A1 (fr
Inventor
Gerald Crepeau
Khalid Mouaddeb
Thierry Bertin
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
PSA Automobiles SA
Original Assignee
Peugeot Citroen Automobiles SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Peugeot Citroen Automobiles SA filed Critical Peugeot Citroen Automobiles SA
Priority to FR1051178A priority Critical patent/FR2956439B1/fr
Publication of FR2956439A1 publication Critical patent/FR2956439A1/fr
Application granted granted Critical
Publication of FR2956439B1 publication Critical patent/FR2956439B1/fr
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/0025—Controlling engines characterised by use of non-liquid fuels, pluralities of fuels, or non-fuel substances added to the combustible mixtures
    • F02D41/0047—Controlling exhaust gas recirculation [EGR]
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1444—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases
    • F02D41/146—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration
    • F02D41/1461—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor characterised by the characteristics of the combustion gases the characteristics being an NOx content or concentration of the exhaust gases emitted by the engine
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/14—Introducing closed-loop corrections
    • F02D41/1438—Introducing closed-loop corrections using means for determining characteristics of the combustion gases; Sensors therefor
    • F02D41/1493—Details
    • F02D41/1495—Detection of abnormalities in the air/fuel ratio feedback system
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/22—Safety or indicating devices for abnormal conditions
    • F02D2041/228—Warning displays
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F02—COMBUSTION ENGINES; HOT-GAS OR COMBUSTION-PRODUCT ENGINE PLANTS
    • F02D—CONTROLLING COMBUSTION ENGINES
    • F02D41/00—Electrical control of supply of combustible mixture or its constituents
    • F02D41/02—Circuit arrangements for generating control signals
    • F02D41/18—Circuit arrangements for generating control signals by measuring intake air flow
    • F02D41/187—Circuit arrangements for generating control signals by measuring intake air flow using a hot wire flow sensor
    • Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02T—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO TRANSPORTATION
    • Y02T10/00—Road transport of goods or passengers
    • Y02T10/10—Internal combustion engine [ICE] based vehicles
    • Y02T10/40—Engine management systems

Landscapes

  • Engineering & Computer Science (AREA)
  • Chemical & Material Sciences (AREA)
  • Combustion & Propulsion (AREA)
  • Mechanical Engineering (AREA)
  • General Engineering & Computer Science (AREA)
  • Electrical Control Of Air Or Fuel Supplied To Internal-Combustion Engine (AREA)
  • Exhaust Gas After Treatment (AREA)
  • Combined Controls Of Internal Combustion Engines (AREA)
FR1051178A 2010-02-18 2010-02-18 Procede de diagnostic d'un moteur a combustion interne Expired - Fee Related FR2956439B1 (fr)

Priority Applications (1)

Application Number Priority Date Filing Date Title
FR1051178A FR2956439B1 (fr) 2010-02-18 2010-02-18 Procede de diagnostic d'un moteur a combustion interne

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
FR1051178A FR2956439B1 (fr) 2010-02-18 2010-02-18 Procede de diagnostic d'un moteur a combustion interne

Publications (2)

Publication Number Publication Date
FR2956439A1 FR2956439A1 (fr) 2011-08-19
FR2956439B1 true FR2956439B1 (fr) 2012-03-16

Family

ID=42753388

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1051178A Expired - Fee Related FR2956439B1 (fr) 2010-02-18 2010-02-18 Procede de diagnostic d'un moteur a combustion interne

Country Status (1)

Country Link
FR (1) FR2956439B1 (fr)

Family Cites Families (7)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US5239971A (en) * 1991-08-03 1993-08-31 Mitsubishi Denki K.K. Trouble diagnosis device for exhaust gas recirculation system
DE19946874A1 (de) * 1999-09-30 2001-04-05 Bosch Gmbh Robert Diagnose von Stellgliedern und Sensoren in Verbindung mit der Gemischbildung bei Brennkraftmaschinen
ITTO20031000A1 (it) * 2003-12-12 2005-06-13 Fiat Ricerche Metodo di diagnosi dei guasti in organi di un impianto di alimentazione dell'aria di un motore a combustione interna.
DE102005006362A1 (de) * 2005-02-11 2006-08-24 Robert Bosch Gmbh Verfahren und Vorrichtung zur Erkennung eines Abgasrückführungs- oder HFM-Plausibilitätsfehlers in einer abgasführenden Brennkraftmaschine insbesondere eines Kraftfahrzeuges
US20090076716A1 (en) * 2007-09-19 2009-03-19 Detroit Diesel Corporation Characteristic number method for engine real-time diagnostics application
DE102007050303B4 (de) * 2007-10-22 2024-12-19 Robert Bosch Gmbh Verfahren und Vorrichtung zur Überwachung der Stellfunktion eines Stellglieds
FR2923867B1 (fr) * 2007-11-19 2009-11-20 Renault Sas Moteur a combustion interne et procede de diagnostic de l'etat de fonctionnement d'un volet de by-pass pour un systeme de recirculation partielle des gaz d'echappement.

Also Published As

Publication number Publication date
FR2956439A1 (fr) 2011-08-19

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Legal Events

Date Code Title Description
ST Notification of lapse

Effective date: 20151030